Ex-wife of alleged shooter: 'He was ticking time bomb'

The woman says her ex-husband, Michael Guzzo, was a ticking time bomb as police try to determine what could have led him to kill three generations of a family, allegedly over a barking dog.

http://www.wgrz.com/video/2778519702001/1/Ex-wife-of-alleged-shooter-He-was-ticking-time-bombhttp://bc_gvpc.edgesuite.net/img/963482463001/201310/1539/963482463001_2778136089001_thumbnail-for-video-2778441965001.jpg?pubId=963482463001Ex-wife of alleged shooter: 'He was ticking time bomb'The woman says her ex-husband, Michael Guzzo, was a ticking time bomb as police try to determine what could have led him to kill three generations of a family, allegedly over a barking dog.newsbestphoenix murdervpcNational NewsdogKPNX;AZ Republic02:30